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NWS JAX Weather Impact Briefing

Isolated Severe Thunderstorms Possible Sunday Afternoon & Evening, and Scattered Severe Thunderstorms Possible Monday Read More >

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

66°F

19°C

Humidity 90%
Wind Speed NE 8 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 Mar 8:56 pm EDT
Extended Forecast for

St. Augustine Airport FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. East wind 6 to 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 83. Light east wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 83 °F

    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 81. Breezy, with a south wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 81 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 41. Northwest wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. East wind 6 to 8 mph.
Sunday
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 83. Light east wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 40%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 81. Breezy, with a south wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 41. Northwest wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 68. Breezy.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
Last Update:
9:06 pm EDT Mar 14, 2026
Forecast Valid:
9pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation